Description of algorithm
Full domain
American sector
European sector
Asian sector
  Ice concntr, edge pos
  Contingency tables
GODAE regions

Validation of sea ice concentration - Asian sector

Bulletin date: 2018-04-26

Data source: OSI SAF N.H. sea ice concentration

Model vs. observations, sea ice class contingency tables

Date: 2018-04-20:

Best estimate Forecast
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 1 0 0 0
VODI 0 0 0 0 2 3 0 0
ODI 0 0 0 0 23 16 8 0
CDI 0 0 0 0 28 102 143 1
VCDI 0 0 0 0 12 632 9457 21654
...date precedes bulletin

Date: 2018-04-22:

Best estimate Forecast
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 1 0 0 0
VODI 0 0 0 0 2 3 0 0
ODI 0 0 0 0 8 26 22 0
CDI 0 0 0 0 31 160 134 0
VCDI 0 0 0 0 75 777 10375 20468
...date precedes bulletin

Date: 2018-04-24:

Best estimate Forecast
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 1 0 0 0
VODI 0 0 0 0 1 1 0 0
ODI 0 0 0 0 7 14 10 0
CDI 0 0 0 0 25 148 74 2
VCDI 0 0 0 0 67 1049 9576 21107
...date precedes bulletin

Date: 2018-04-26:

Best estimate Forecast
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 1 0 0 0
ODI 0 0 0 0 2 0 6 0
CDI 0 0 0 0 4 94 68 18
VCDI 0 0 0 0 40 989 8878 21982
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 1 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 2 4 5 0
CDI 0 0 0 0 4 98 63 16
VCDI 0 0 0 0 40 981 8884 21984

Date: 2018-04-28:

Best estimate Forecast
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 1 0 0 0
ODI 0 0 0 0 2 18 7 0
CDI 0 0 0 0 24 110 110 0
VCDI 0 0 0 0 64 1274 9519 20953
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 1 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 2 24 11 0
CDI 0 0 0 0 34 126 139 0
VCDI 0 0 0 0 54 1252 9486 20953

Date: 2018-04-30:

Best estimate Forecast
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 1 0 0 0
ODI 0 0 0 0 1 31 6 0
CDI 0 0 0 0 11 125 50 0
VCDI 0 0 0 0 111 888 9270 21588
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 1 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 2 40 8 0
CDI 0 0 0 0 18 149 131 5
VCDI 0 0 0 0 103 855 9187 21583

Date: 2018-05-02:

Best estimate Forecast
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 4 0 0 0
ODI 0 0 0 2 41 23 11 0
CDI 0 0 0 29 73 123 138 103
VCDI 0 0 0 67 250 1215 11997 18006
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 1 0 0 0
ODI 0 0 0 0 26 12 1 0
CDI 0 0 0 16 88 112 134 2
VCDI 0 0 0 82 253 1237 12011 18107

Date: 2018-05-04:

Best estimate Forecast
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 1 8 0 0 0
ODI 0 0 0 6 36 43 14 0
CDI 0 0 0 10 51 161 109 75
VCDI 0 0 0 3 179 1494 11847 18045
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 5 0 2 0 0
ODI 0 0 0 6 14 27 5 0
CDI 0 0 0 9 84 126 116 0
VCDI 0 0 0 0 176 1543 11849 18120


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